Confidence: Medium · Source: FCC ULS · As of 2026-09-14
KD4TFH callsign genealogy
Currently held by MYERS, MARK A
The FCC publishes a previous_call_sign on
every amateur license — a self-link to the licensee's prior callsign.
Following those links produces the chain below.
Previous callsigns
Older callsigns held by KD4TFH's current licensee, walking backwards.
- Myers, Mark ATNgranted 2013-10-23cancelled 2013-11-13
Successor callsigns
Callsigns held now by people who previously held KD4TFH.
No current licensee on record previously held this callsign.
All historical holders
Every license row we've seen with the callsign KD4TFH, oldest first.
- MYERS, MARK A GA1992-09-29 → cancelled 2004-09-30
- Myers, Mark A TN2023-08-30 active